Careless and Overconscientious
Opposite meaning words
Careless
Careless adjective - Not paying or showing close attention especially for the purpose of avoiding trouble.
Overconscientious is an antonym for careless.
Overconscientious
Cite this Source
Overconscientious and Careless. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/careless/overconscientious
Careless & Overconscientious. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/careless/overconscientious>.
Overconscientious or Careless. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/careless/overconscientious.
Google Ngram Viewer shows how "careless" and "overconscientious" have occurred on timeline